The atomization of a kind of plasma is for the apparatus and method of sterilization of doing washing
Technical field
The present invention relates to medicated clothing disinfection technology field, combine with atomization particularly to a kind of low temperature plasma right
The apparatus and method of medicated clothing disinfection.
Background technology
The pollution of clothing is the most serious, is the most usually despised by people.The pollution of coat is essentially from the external world
Dust, Soft flocks, rain, snow and other Organic substances etc. in environment, are usually sticky with various on these granules
The microorganism of various kinds.Working clothing plays the protective action in work to human body, and along with the difference of occupation, it is dirty
Dye situation is also not quite similar.Secondly many kind diseases can also be propagated with clothes for medium.So in order to keep clear
Clean health, prophylactic generation, must be periodically to clothes disinfection.Medicated clothing is in washing process
Easily cause cross-contamination, thus cause disease propagation between kinsfolk.Wherein old man, child and slow
Std patient is more vulnerable to infect, and the sterilization that therefore carries out disinfection medicated clothing is necessary.
Conventional medicated clothing sterilization method is a lot, has sunlight illumination-based disinfection method, retort sterilization method, disinfectant infusion method
Deng, but these sterilization methods are the most defective.Sunlight irradiates needs 46 hours be exposed to the sun for a long time,
The material of medicated clothing is injured the biggest.Cooking process easily makes medicated clothing deform.Disinfectant sterilization is easy to make clothes take off
Color, should not use same with liquid detergent, and there is hazard residue.
Along with developing rapidly of lower temperature plasma technology, utilize low temperature plasma to carry out sterilizing and had very
Wide application prospect.Substantial amounts of experimentation shows, the active particle produced in gas can bombard gas-liquid and hand over
Interface, forms H in aqueous2O2、HO2Isoreactivity particle, main chemical equation is as follows:
H2O→OH·+H·
2H2O→H2O2+H2
H2O→H2O·+eaa -
Produced H2O2、O3、HO2·、ONOOH、eaq -These particles can make the activity of antibacterial on medicated clothing exist
Significantly decline in short time and the most thoroughly kill.By atomising device by plasma-activated water with water smoke form
Ejection, can not stay dead angle with each position of stepless action to medicated clothing, efficient sterilizing.Thus plasma-activated water
Combining with atomization technique and sterilize for clothes sterilizing, have the operating time controlled, germicidal efficiency is high, without harmful
Residual, the not advantage such as damaging laundry.But prior art does not use above two technology combine medicated clothing
Carry out the application report of sterilizing.
Summary of the invention
It is an object of the invention to solve defect of the prior art, it is provided that a kind of operating time is controlled, sterilization effect
Rate is high, and without hazard residue, the plasma atomization of damaging laundry is not for the apparatus and method of sterilization of doing washing.
The present invention provides the atomization of a kind of plasma for the device of sterilization of doing washing, and can be used for the sterilization of ordinary clothing
Sterilization.
In order to realize above-mentioned functions: described device includes water smoke generation module, plasma generation module.
Plasma generation module can include high voltage power supply and sparking electrode.Under the excitation of high voltage power supply,
Sparking electrode electric discharge produces plasma and generates plasma-activated water.
Water smoke generation module uses atomizing generator to use pressure atomization mode by plasma-activated water atomization, produces
Unboiled water mist, wherein can arrange blower fan, is blown out by the water smoke produced by blower fan.
Plasma-activated water smoke turns to water smoke and sprays in washing machine drum, carries out disinfection medicated clothing therein and goes out
Bacterium processes.
Optionally, the mode preparing plasma-activated water is that in water, directly electric discharge produces on plasma, the water surface
It is soluble in water or be passed through air in water by air pump and produced by bubble electric discharge that the gas discharge of side produces plasma.
Meanwhile, the invention also discloses a kind of plasma atomization method for sterilization of doing washing, its sterilization of doing washing
Step is:
Opening water intaking valve, water enters after washing machine from water intaking valve and initially enters plasma generation module, wait from
By dielectric barrier discharge preparation containing H in daughter generation module2O2、O3、HO2·、ONOOH、eaq -Active matter
The plasma-activated water of matter, plasma-activated water is entered water smoke generation module, water smoke generation mould by catheter
Block is sprayed on after plasma-activated water atomization on medicated clothing with the form of water smoke, washing machine drum in spray process
Rotation makes medicated clothing various piece be processed by uniform disinfection;After plasma disinfection, close plasma and send out
Raw module, water is directly entered in cylinder through another road from water intaking valve, adds detergent and carries out regular laundry step,
Last plasma-activated water is discharged together with laundry water.
Optionally, when carrying out regular laundry step, a plasma can also be carried out before rinsing for the first time and disappear
Poison.
Wherein, described method is first to prepare plasma-activated water to be atomized it again.Substep contributes to
Increase the concentration of active particle in plasma-activated water, and efficiently avoid atomised spray because of plasma
Cohesion is occurred to affect Disinfection Effect.
Optionally, described device can use batch (-type) feed liquid way prepare plasma-activated water and set electric discharge
Prepare the time of plasma disinfection liquid, it is also possible to different total sterilization number of times is set according to the difference of medicated clothing timely
Between.
Optionally, described device uses batch (-type) feed liquid way to prepare plasma-activated water and by adjusting gear
Select the different discharge times preparing plasma-activated water and sterilization number of times.
Optionally, described water smoke generation module is by the plasma-activated water atomization containing a large amount of active substances.
More excellent, described atomization occurs module can incite somebody to action to use electrostatic atomization mode and ultrasonic atomization mode
Gas ions activated water is atomized.Spraying granule can be made less, and diffusion is more uniform, and permeability is higher.Favorably
In each corner of medicated clothing being carried out sterilization processing, improve treatment effeciency.
Optionally, described plasma generation module includes high voltage power supply and sparking electrode, and described high voltage power supply
Discharge frequency and voltage and discharge time can be regulated.
Excitation high voltage power supply can be sinusoidal high voltage power supply, voltage magnitude between 1kV to 10kV, frequency
Scope is not higher than 100kHz, underfrequency then discharge instability, and frequency is too high, and plasma can be caused to generate heat
Phenomenon is obvious.
More excellent, high voltage power supply can also select pulsed high voltage generator, and its pulse polarity is unipolarity or bipolarity,
Its pulse frequency is not higher than 100kHz, and voltage magnitude is between 1kV-10kV.The frequency of pulsed high voltage generator is more
Height, the processing speed of plasma is the fastest, and discharge voltage is the lowest, but plasma temperature can be with frequency liter
High.Under pulsed high-voltage source forcing, the formation efficiency of active particle is higher, simultaneously because reduce total putting
Electrical power so that plasma temperature reduces further.
More excellent, catheter can arrange water valve to control flow and the flow velocity of plasma-activated water.
More excellent, electrode material can substitute with the material such as rustless steel or red copper.
More excellent, blower fan can be added at the water-mist outlet of atomizing generator, by blower fan, water smoke is blown out, carry
High treatment efficiency.
Optionally, dielectric barrier discharge can use needle to board electrode structure, line-cylinder electrode structure etc..
Optionally, described sparking electrode is provided with multiple electric discharge projection for reducing discharge inception voltage.
Optionally, it is thus achieved that plasma-activated water can be the direct electric discharge in water, it is also possible to is above the water surface
Gas discharge produces plasma and dissolves in water, it is also possible to is passed through air in water by air pump and is produced by bubble electric discharge
Raw.
Laundry decontaminating apparatus of the present invention has the advantage that (1) present invention, without other additives, disappears
Poison mild condition, is not affected by temperature etc., to medicated clothing material fanout free region;(2) present invention prepares plasma
The water level using batch (-type) feed liquid way maintenance plasma generation module and atomizing generator during activated water is steady
Fixed and can be from main separation disinfecting time;(3) present invention realizes plasma-activated water and clothing with water smoke spray mode
The bump contact of thing, improves treatment effeciency;(4) present invention prepare plasma-activated water with atomization substep enter
OK, such that active particle density is the highest, and it is prevented effectively from atomised spray and solidifies because of plasma, greatly
Improve greatly treatment effect;(5) plasma producing apparatus equipment is simple, easy to operate, cheap, and
And medicated clothing is plasma-treated later will not produce toxic residue.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the present invention;
Fig. 2 is the structural representation of the present invention;
Fig. 3 is the plasma generation modular structure schematic diagram of embodiment 1;
Fig. 4 is the plasma generation modular structure schematic diagram of embodiment 2.
Label in figure: 100 plasma generation modules;101 sparking electrodes;102 high voltage power supplies;103 bronze medal pins
Electrode;104 copper plate electrode;105 bronze medal dishes;108 air pumps;200 water smoke generation modules;300 washing machinees
Cylinder;401 first water valves;402 second water valves.
Detailed description of the invention
The present invention proposes a kind of plasma atomization device for sterilization of doing washing.This device includes that water smoke is sent out
Raw module, plasma generation module.Plasma generation module uses dielectric barrier discharge, first prepares one
Quantitative plasma-activated water, then by catheter, activated water is imported water smoke generation module activated water is carried out
Atomization, then sprays, the medicated clothing in washing machine drum is carried out exterminating bacterium process.
Below by detailed description of the invention, and the invention will be further described to combine accompanying drawing:
Embodiment 1
As it is shown in figure 1, the laundry decontaminating apparatus of the present invention includes plasma generation module and water smoke generation mould
Block.
As Figure 2-3, plasma generation module 100 can include high voltage power supply 102 and sparking electrode
101.High voltage power supply 102 is connected with sparking electrode 101, under the excitation of high voltage power supply 102, and sparking electrode
101 electric discharges produce plasma and generate plasma-activated water.
Plasma can be lived in the way of utilizing pressure atomization to use atomizing generator by water smoke generation module 200
Change water atomization, produce water smoke, blower fan wherein can be set, by blower fan, the water smoke produced is blown out.
Water smoke generation module 200 in the way of using ultrasonic atomization, and can realize water smoke generation speed
Adjustable.The generation speed of water smoke can be changed by the power of regulation supersonic generator when implementing
Size, when power increases, water smoke produces speed increases, and during power reduction, water smoke produces speed reduction.
Water smoke ejection after plasma-activated water atomization, can the direct medicated clothing in engagement washer cylinder 300
To its sterilization treatment that carries out disinfection.
See Fig. 2, below disinfecting process is described in detail.
First, the first water valve 401 is opened, and water enters plasma generation module 100, swashing in high voltage power supply
Encouraging down, sparking electrode produces plasma by electrion.And then prepare containing a large amount of H2O2、O3、HO2·、
ONOOH、eaq -The plasma-activated water of isoreactivity particle.Disconnect high voltage power supply, plasma-activated water
Flowing into water smoke generation module 200 through catheter, activated water is sprayed in washing machine drum 300 after atomization
On medicated clothing, i.e. complete once sterilizing process.From the main separation feeding liquid intermittently time, treat plasma generation module
In plasma reactor water inlet after be again switched on high voltage power supply start second time plasma-activated water system
Standby, whole disinfecting process can repeatedly intermittent water inflow.
Finally, the second water valve 402 is opened, and water is directly entered in cylinder 300, carries out regular laundry step.
In the present embodiment, the concrete structure of plasma generation module is as it is shown on figure 3, plasma generation module 100
Including sparking electrode 101 and high voltage power supply 102.The structure of sparking electrode 101 is pin-plate structure, by copper pin
Electrode 103 is constituted with the copper plate electrode 104 of ground connection, and copper needle electrode is inserted on the copper dish 105 digging duck eye and connects height
Voltage source 102.Water, after water intaking valve enters sparking electrode 101, is connected high voltage power supply 102 and is started in water
Directly discharge, generate plasma active water.
More excellent, sparking electrode copper pin quantity and electrode spacing all can be adjusted by copper dish.By changing
The quantity of needle electrode and electrode spacing, be adapted to the sterilization demand of different medicated clothing, improve treatment effeciency.
Embodiment 2
As shown in Figure 4, in the present embodiment, electrode structure is identical with above example, and difference is there is air pump 108
Air is provided in sparking electrode, discharges after water produces bubble, produce gas-liquid two-phase plasma.
Above to laundry decontaminating apparatus provided by the present invention, it is described in detail, tool used herein
Principle and the embodiment of the present invention are set forth by body embodiment, and the explanation of above example is only intended to
Help to understand method and the core concept thereof of the present invention;Should be understood that these embodiments are merely to illustrate the present invention
Rather than restriction the scope of the present invention.In addition, it is to be understood that after having read the content that the present invention lectures,
The present invention can be made various changes or modifications by those skilled in the art, and these equivalent form of values fall within this Shen equally
Please appended claims limited range.